| All Patents in class 81/112 |
Patents 46 -
60
of 65
      |
| Number | Date | Patentee | Title | Type |
| 640,308 | Jan. 02, 1900 | H.E. Koch | Wrench | pipe tongs |
| 641,641 | Jan. 16, 1900 | S.S. Grove | Wrench | brace wrenches |
| 646,263 | Mar. 27, 1900 | P.R. Coleman | Wrench | quick adjust wrenches |
| 667,572 | Feb. 05, 1901 | C. Peterson | Pipe Wrench | pipe wrenches |
| 685,050 | Oct. 22, 1901 | E.E. Kettelsen | Wrench | quick adjust wrenches |
| 719,645 | Feb. 03, 1903 | J.C. Carlhime | Revolving Ratchet Wrench | ratchet wrenches |
| 733,126 | Jul. 07, 1903 | C.F. Bellows | Tool Holder | tool holders |
| 776,598 | Dec. 06, 1904 | E.E. Kettelsen | Wrench | quick adjust wrenches |
| 837,225 | Nov. 27, 1906 | J.H. Holman | Wrench | brace wrenches |
| 855,280 | May 28, 1907 | V.E. Campbell | Interchangeable and Adjustable Screw Driver and Combined Tool Holder | tool holders |
| 923,848 | Jun. 08, 1909 | W.P. Johnson | Bit-brace | |
| 961,203 | Jun. 14, 1910 | H. Batchelor | Tool Holder | brace chucks |
| 985,536 | Feb. 28, 1911 | A. Muehlmatt | Mechanical opening and closing spring-chuck | metal lathe accessories and attachments |
| 1,010,479 | Dec. 05, 1911 | W.A. Wright, J.S. Collison | Wrench | pliers type wrenches |
| 1,041,967 | Oct. 22, 1912 | W. Cronk | Wrench | alligator wrenches |
